Woodward
Manual MRIK3-C EN
60
DOK-TD-MRIK3-C Rev. A
6.13.2
Units of the measuring values displayed
The measuring values can optionally be shown in the display as a multiple of the "sec" rated value
(x ln) or as primary current (A). According to this the units of the display change as follows:
Phase current:
Indication as
Range
Unit
Secondary cur-
rent
Active portion I
P
Reactive portion
I
Q
0.0 – 40.0
±.
00 – 40
±.
00 – 40.
x In
x In
x In
Primary current
.000 – 999.
k000 – k999
1k00 – 9k99
10k0 – 99k0
100k – 999k
1M00 – 2M00
A
kA*
kA
kA
kA
MA
active portion I
P
±.00 – ±999
±k00 – ±k99
±1k0 – ±9k9
±10k – ±99k
±M10 – ±M99
±1M0 – ±2M0
A
kA*
kA
kA
MA
MA
Reactive portion
I
Q
±.00 – ±999
±k00 – ±k99
±1k0 – ±9k9
±10k – ±99k
±M10 – ±M99
±1M0 – ±2M0
A
kA*
kA
kA
MA
MA
*rated current transformer >2kA
Earth current (sensitive):
Indication as
Range
Unit
Secondary cur-
rent
Active portion I
P
Reactive portion
I
Q
(X/XR types)
.000 – 5.0
±.00 – 5.0
±.00 – 5.0
%
%
%
Primary earth
current
00m0 – 99m9
100m – 999m
.000 – 999.
k000 – k999
1k00 – 9k99
mA*
mA*
A
kA**
kA
Active portion I
P
±00m
-
±99m
±.10 – ±999
±k00 – ±k99
±1k0 – ±9k9
mA*
A
kA**
kA
Reactive portion
I
Q
±00m - ±99m
±.00 – ±999
±k00 – ±k99
±1k0 – ±9k9
mA*
A
kA**
kA
* rated current transformer 0.019kA
** rated current transformer 20kA
